lTextLength = LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXTLENGTH, (MPARAM)nPos, (MPARAM)0));
zStr = new char[lTextLength + 1];
::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXT, MPFROM2SHORT(nPos, (SHORT)lTextLength), (MPARAM)zStr);
lTextLength = LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXTLENGTH, (MPARAM)nPos, (MPARAM)0));
zStr = new char[lTextLength + 1];
::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXT, MPFROM2SHORT(nPos, (SHORT)lTextLength), (MPARAM)zStr);